======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '258'
                                          'artist'  'Richard Cheese'
                                     'text_people'  ''
                                         'release'  'Tuxicity'
                                           'title'  'Smells Like Teen Spirit'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'jazz', 'comedy', 'covers', 'parody']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  ('prerock-jb-jazz-lounge or exotica or '
 'bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover '
 'or covered')
                                             'bpm'  '120.185'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Tuxicity'
'TBPM' (BPM (beats per minute))                     '120.185'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-lounge or exotica or bossa',
 'set-th-novelty-styledcovers',
 'entertaining-why do i keep this',
 'set-cover or covered']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Smells Like Teen Spirit'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Richard Cheese'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'jazz', 'comedy', 'covers', 'parody']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.524740'

========================== row from database ==========================
                                              'id'  1306939
                                            'path'  /data/Music/Bulk/00spent/Richard Cheese/Richard Cheese - Smells Like Teen Spirit.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  258
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa;set-th-novelty-styledcovers;entertaining-why do i keep this;set-cover or covered
                                        'filesize'  4144627
                                           'mtime'  1620541702
                                   'redo_metaread'  0
                                        'rest_str'   00spent prerock jb jazz lounge or exotica or bossa;set th novelty styledcovers;entertaining why do keep this;set cover or covered
                                      'tag_artist'  Richard Cheese
                                     'tag_release'  Tuxicity
                                       'tag_title'  Smells Like Teen Spirit
                                             'bpm'  120.185
                                    'search_title'  'like':2 'smells':1 'spirit':4 'teen':3
                                   'search_artist'  'cheese':2 'richard':1
                                  'search_release'  'tuxicity':1
                                     'search_rest'  '00spent':1 'bossa':8,10 'cover':25 'covered':26 'do':19 'entertaining':15,17 'exotica':7 'jazz':4 'jb':3 'keep':20 'lounge':5 'novelty':13 'or':6 'prerock':2 'set':9,11,22,24 'styledcovers':14,16 'th':12 'this':21,23 'why':18
                                    'search_combo'  '00spent':8 'bossa':15,17 'cheese':6B 'cover':32 'covered':33 'do':26 'entertaining':22,24 'exotica':14 'jazz':11 'jb':10 'keep':27 'like':2A 'lounge':12 'novelty':20 'or':13 'prerock':9 'richard':5B 'set':16,18,29,31 'smells':1A 'spirit':4A 'styledcovers':21,23 'teen':3A 'th':19 'this':28,30 'tuxicity':7C 'why':25
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'jazz', 'comedy', 'covers', 'parody']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541701.9881592  (2021-05-09 08:28:21)
                             'size'  4144627